Golf ball marker device



FIG. 1 is a perspective view of the golf ball marker device showing the environment of the device in dotted lines.

FIG. 2 is an enlarged perspective view.

FIG. 3 is a top plan view.

FIG. 4 is a bottom view.

FIG. 5 is a rear elevation view.

FIG. 6 is a front elevation view.

FIG. 7 is a side elevation taken from the right side of FIG. 6.

FIG. 8 is a side elevation taken from the left side of FIG. 6; and,

FIG. 9 is a section taken along the line 9—9 of FIG. 6 in the direction of the arrows. 

The ornamental design for a golf ball marker device, as shown and described. 